/* ═══════════════════════════════════════════════════════════════
   NeoAfrican IT — style.css
   Dark futuristic theme · Glassmorphism · Neon blue family
═══════════════════════════════════════════════════════════════ */

/* ─── Variables ─────────────────────────────────────────────── */
:root {
  --bg:          #05091a;
  --bg-alt:      #080d22;
  --bg-card:     rgba(8, 16, 44, 0.65);
  --bg-glass:    rgba(10, 22, 60, 0.45);

  --blue:        #0ea5e9;
  --cyan:        #06b6d4;
  --purple:      #7c3aed;
  --indigo:      #4f46e5;
  --gold:        #f0b429;
  --white:       #f1f5f9;
  --muted:       #94a3b8;

  --grad:        linear-gradient(135deg, #0ea5e9, #7c3aed);
  --grad-gold:   linear-gradient(135deg, #f0b429, #d97706);
  --grad-hover:  linear-gradient(135deg, #38bdf8, #a78bfa);

  --glow-blue:   0 0 24px rgba(14,165,233,.35);
  --glow-purple: 0 0 24px rgba(124, 58,237,.35);

  --border:      1px solid rgba(14,165,233,.14);
  --radius:      16px;
  --radius-sm:   8px;

  --f-head: 'Orbitron', monospace;
  --f-body: 'Inter', sans-serif;

  --nav-h: 76px;
  --ease:  cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: var(--f-body);
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.65;
}
a  { text-decoration:none; color:inherit; }
ul { list-style:none; }
img { max-width:100%; height:auto; display:block; }

/* ─── Helpers ───────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}
.section { padding: 110px 0; position:relative; }

.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.accent { color: var(--cyan); }

/* section header */
.section-header { text-align:center; margin-bottom:68px; }

.section-tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(6,182,212,.3);
  background: rgba(6,182,212,.06);
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 18px;
}
.section-title {
  font-family: var(--f-head);
  font-size: clamp(2rem,4vw,3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 50px;
  font-family: var(--f-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.btn::after {
  content:'';
  position:absolute; inset:0;
  background:rgba(255,255,255,.08);
  opacity:0;
  transition:opacity .25s;
}
.btn:hover::after { opacity:1; }

.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 24px rgba(14,165,233,.38);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(14,165,233,.55);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(14,165,233,.45);
  backdrop-filter: blur(10px);
}
.btn-outline:hover {
  border-color: var(--blue);
  background: rgba(14,165,233,.1);
  transform: translateY(-2px);
}
.btn-lg  { padding: 17px 46px; font-size:1.05rem; }
.btn-full { width:100%; justify-content:center; }

/* ─── Reveal animation ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─────────────────────────────────────────────────────────────
   NAVBAR
───────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background .35s var(--ease), box-shadow .35s var(--ease);
}
.navbar.scrolled {
  background: rgba(5,9,26,.94);
  backdrop-filter: blur(22px);
  border-bottom: 1px solid rgba(14,165,233,.1);
  box-shadow: 0 4px 32px rgba(0,0,0,.45);
}

.nav-container {
  max-width:1200px; margin:0 auto; padding:0 28px;
  height:100%;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}

/* Logo */
.nav-logo { display:flex; align-items:center; gap:10px; }
.logo-img  { height:46px; width:auto; object-fit:contain; filter:brightness(1.05); }
.logo-text {
  font-family: var(--f-head);
  font-size: 1.2rem;
  font-weight: 700;
  display: none; /* shown only when image fails */
  align-items: center;
}

/* Nav links */
.nav-links {
  display:flex; align-items:center; gap:4px;
}
.nav-links a {
  font-size: .88rem;
  font-weight: 500;
  color: var(--muted);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color .25s;
  position:relative;
}
.nav-links a::after {
  content:'';
  position:absolute;
  bottom:4px; left:50%; transform:translateX(-50%);
  width:0; height:2px;
  background: var(--grad);
  border-radius:2px;
  transition:width .3s var(--ease);
}
.nav-links a:hover { color:var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width:60%; }
.nav-links a.active { color:var(--white); }

/* Language toggle */
.lang-btn {
  background: rgba(14,165,233,.1);
  color: var(--cyan);
  border: 1px solid rgba(14,165,233,.3);
  padding: 5px 14px;
  border-radius: 50px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 1px;
  cursor:pointer;
  transition: all .25s;
}
.lang-btn:hover {
  background: rgba(14,165,233,.2);
  border-color: var(--cyan);
}

/* Hamburger */
.hamburger {
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:6px;
}
.hamburger span {
  display:block; width:24px; height:2px;
  background:var(--white); border-radius:2px;
  transition: all .3s var(--ease);
}
.hamburger.open span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity:0; }
.hamburger.open span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }

/* ─────────────────────────────────────────────────────────────
   HERO
───────────────────────────────────────────────────────────── */
.hero {
  position:relative;
  min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
  background: var(--bg);
}

#heroCanvas {
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:0;
}

/* radial colour washes */
.hero-glow {
  position:absolute; border-radius:50%;
  filter:blur(90px); opacity:.18; pointer-events:none; z-index:1;
}
.hero-glow--left  { width:600px; height:600px; top:-100px; left:-200px; background:var(--blue); }
.hero-glow--right { width:500px; height:500px; bottom:-80px; right:-150px; background:var(--purple); }

.hero-content {
  position:relative; z-index:2;
  max-width:900px; text-align:center;
  padding: 130px 28px 90px;
}

.hero-badge {
  display:inline-block;
  font-size:.7rem; font-weight:700;
  letter-spacing:4px; text-transform:uppercase;
  color:var(--gold);
  border:1px solid rgba(240,180,41,.3);
  background:rgba(240,180,41,.06);
  padding:7px 20px; border-radius:50px;
  margin-bottom:28px;
  animation:fadeUp .8s var(--ease) both;
}

.hero-title {
  font-family:var(--f-head);
  font-size:clamp(2.2rem,5.2vw,4.2rem);
  font-weight:900; line-height:1.12;
  margin-bottom:24px;
  animation:fadeUp .8s var(--ease) .15s both;
}

.hero-sub {
  font-size:clamp(1rem,2vw,1.18rem);
  color:var(--muted);
  max-width:680px; margin:0 auto 44px;
  line-height:1.75;
  animation:fadeUp .8s var(--ease) .3s both;
}

.hero-btns {
  display:flex; gap:16px; justify-content:center; flex-wrap:wrap;
  margin-bottom:70px;
  animation:fadeUp .8s var(--ease) .45s both;
}

/* Stats row */
.hero-stats {
  display:flex; align-items:center; justify-content:center;
  gap:0; flex-wrap:wrap;
  animation:fadeUp .8s var(--ease) .6s both;
}
.stat { text-align:center; padding:0 36px; }
.stat-value {
  display:flex; align-items:baseline; justify-content:center; gap:2px;
}
.count, .plus {
  font-family:var(--f-head);
  font-size:2.6rem; font-weight:900;
  background:var(--grad);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.stat-label {
  display:block; font-size:.72rem;
  color:var(--muted); letter-spacing:2px; text-transform:uppercase;
  margin-top:4px;
}
.stat-divider {
  width:1px; height:44px;
  background:rgba(14,165,233,.18);
}

/* Scroll hint */
.scroll-hint {
  position:absolute; bottom:30px; left:50%; transform:translateX(-50%);
  z-index:2; animation:bounce 2s infinite;
}
.scroll-mouse {
  width:24px; height:38px;
  border:2px solid rgba(14,165,233,.4);
  border-radius:12px; position:relative;
}
.scroll-dot {
  position:absolute; top:6px; left:50%; transform:translateX(-50%);
  width:4px; height:8px;
  background:var(--blue); border-radius:2px;
  animation:scrollPulse 2s infinite;
}

/* ─────────────────────────────────────────────────────────────
   ABOUT
───────────────────────────────────────────────────────────── */
.about {
  background: var(--bg-alt);
}
.about::before {
  content:''; position:absolute; top:0; left:0; right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--blue),transparent);
}

.about-grid {
  display:grid; grid-template-columns:1fr 1fr;
  gap:72px; align-items:center;
}

.about-text p {
  color:var(--muted); font-size:1.04rem; line-height:1.82;
  margin-bottom:18px;
}

.about-chips {
  display:grid; grid-template-columns:1fr 1fr;
  gap:10px; margin-top:30px;
}
.chip {
  display:flex; align-items:center; gap:10px;
  background:var(--bg-glass); border:var(--border);
  padding:11px 14px; border-radius:var(--radius-sm);
  backdrop-filter:blur(12px);
  transition:all .3s var(--ease);
}
.chip:hover {
  border-color:rgba(14,165,233,.38);
  background:rgba(14,165,233,.08);
}
.chip i { color:var(--cyan); font-size:.95rem; width:18px; }
.chip span { font-size:.88rem; font-weight:500; }

/* About mini-cards */
.about-cards { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.mini-card {
  background:var(--bg-glass); border:var(--border);
  border-radius:var(--radius); padding:28px 20px; text-align:center;
  backdrop-filter:blur(20px);
  transition:all .3s var(--ease);
}
.mini-card:hover {
  border-color:rgba(14,165,233,.38);
  transform:translateY(-5px);
  box-shadow:var(--glow-blue);
}
.mini-card i {
  font-size:1.9rem; margin-bottom:12px;
  background:var(--grad);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.mini-card h3 { font-size:1rem; font-weight:700; margin-bottom:6px; }
.mini-card p  { font-size:.82rem; color:var(--muted); }

/* ─────────────────────────────────────────────────────────────
   SERVICES
───────────────────────────────────────────────────────────── */
.services { background:var(--bg); }

.services-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:24px;
}

.svc-card {
  background:var(--bg-glass); border:var(--border);
  border-radius:var(--radius); padding:36px 28px;
  backdrop-filter:blur(20px);
  transition:all .35s var(--ease);
  position:relative; overflow:hidden;
}
.svc-card::before {
  content:''; position:absolute; top:0; left:0; right:0;
  height:2px; background:var(--grad);
  transform:scaleX(0); transform-origin:left;
  transition:transform .4s var(--ease);
}
.svc-card:hover::before { transform:scaleX(1); }
.svc-card:hover {
  border-color:rgba(14,165,233,.28);
  transform:translateY(-7px);
  box-shadow:0 20px 60px rgba(14,165,233,.13);
}

.svc-icon {
  width:58px; height:58px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(14,165,233,.1); border:1px solid rgba(14,165,233,.2);
  border-radius:14px; margin-bottom:20px;
  transition:all .3s var(--ease);
}
.svc-card:hover .svc-icon {
  background:rgba(14,165,233,.18);
  box-shadow:0 0 22px rgba(14,165,233,.3);
}
.svc-icon i {
  font-size:1.4rem;
  background:var(--grad);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.svc-card h3 { font-size:1.1rem; font-weight:700; margin-bottom:10px; }
.svc-card p  { font-size:.88rem; color:var(--muted); line-height:1.72; margin-bottom:20px; }

.svc-tags { display:flex; gap:7px; flex-wrap:wrap; }
.svc-tags span {
  font-size:.72rem; font-weight:600;
  color:var(--cyan);
  background:rgba(6,182,212,.08); border:1px solid rgba(6,182,212,.22);
  padding:3px 10px; border-radius:50px; letter-spacing:.4px;
}

/* ─────────────────────────────────────────────────────────────
   WHY US
───────────────────────────────────────────────────────────── */
.why-us { background:var(--bg-alt); }
.why-us::before {
  content:''; position:absolute; top:0; left:0; right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--purple),transparent);
}

.why-grid {
  display:grid; grid-template-columns:repeat(5,1fr); gap:20px;
}

.why-card {
  background:var(--bg-glass); border:var(--border);
  border-radius:var(--radius); padding:32px 18px 28px;
  text-align:center; backdrop-filter:blur(20px);
  transition:all .35s var(--ease);
  position:relative; overflow:hidden;
}
.why-card:hover {
  border-color:rgba(124,58,237,.35);
  transform:translateY(-7px);
  box-shadow:0 20px 60px rgba(124,58,237,.14);
}

.why-num {
  position:absolute; top:14px; right:16px;
  font-family:var(--f-head); font-size:.68rem;
  color:rgba(124,58,237,.25); font-weight:700;
}

.why-icon {
  width:52px; height:52px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(124,58,237,.1); border:1px solid rgba(124,58,237,.22);
  border-radius:12px; margin:0 auto 16px;
  transition:all .3s var(--ease);
}
.why-card:hover .why-icon {
  background:rgba(124,58,237,.2);
  box-shadow:0 0 20px rgba(124,58,237,.3);
}
.why-icon i {
  font-size:1.25rem;
  background:linear-gradient(135deg,#7c3aed,#06b6d4);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.why-card h3 { font-size:.95rem; font-weight:700; margin-bottom:10px; }
.why-card p  { font-size:.8rem; color:var(--muted); line-height:1.62; }

/* ─────────────────────────────────────────────────────────────
   PROCESS / TIMELINE
───────────────────────────────────────────────────────────── */
.process { background:var(--bg); }

.timeline { position:relative; display:flex; flex-direction:column; }

.tl-line {
  position:absolute;
  left:35px; top:0; bottom:0;
  width:2px;
  background:linear-gradient(to bottom,var(--blue),var(--purple));
  opacity:.25;
}

.tl-item {
  display:flex; gap:30px; align-items:flex-start;
  padding:28px 0;
}

.tl-dot {
  width:70px; height:70px; min-width:70px;
  display:flex; align-items:center; justify-content:center;
  background:var(--bg-glass); border:1px solid rgba(14,165,233,.28);
  border-radius:50%; backdrop-filter:blur(10px);
  position:relative; z-index:1;
  transition:all .3s var(--ease);
}
.tl-item:hover .tl-dot {
  background:rgba(14,165,233,.14);
  border-color:var(--blue);
  box-shadow:var(--glow-blue);
}
.tl-dot i {
  font-size:1.3rem;
  background:var(--grad);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}

.tl-body {
  background:var(--bg-glass); border:var(--border);
  border-radius:var(--radius); padding:26px 30px;
  flex:1; backdrop-filter:blur(20px);
  transition:border-color .3s;
}
.tl-item:hover .tl-body { border-color:rgba(14,165,233,.28); }

.tl-body h3 {
  font-family:var(--f-head); font-size:1.05rem; font-weight:700;
  margin-bottom:8px;
  background:var(--grad);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.tl-body p { font-size:.9rem; color:var(--muted); line-height:1.7; }

/* ─────────────────────────────────────────────────────────────
   CTA SECTION
───────────────────────────────────────────────────────────── */
.cta-section {
  position:relative; padding:120px 0;
  text-align:center; overflow:hidden;
  background:linear-gradient(135deg,rgba(14,165,233,.07) 0%,rgba(124,58,237,.07) 100%);
  border-top:1px solid rgba(14,165,233,.12);
  border-bottom:1px solid rgba(14,165,233,.12);
}

.cta-orb {
  position:absolute; border-radius:50%;
  filter:blur(80px); opacity:.14; pointer-events:none;
}
.cta-orb--l { width:500px; height:500px; top:-100px; left:-150px; background:var(--blue); }
.cta-orb--r { width:400px; height:400px; bottom:-80px; right:-100px; background:var(--purple); }

.cta-inner { position:relative; z-index:1; }
.cta-inner h2 {
  font-family:var(--f-head);
  font-size:clamp(2rem,4vw,3.2rem); font-weight:700; line-height:1.22;
  margin-bottom:18px;
}
.cta-inner p { font-size:1.1rem; color:var(--muted); margin-bottom:40px; }

/* ─────────────────────────────────────────────────────────────
   CONTACT
───────────────────────────────────────────────────────────── */
.contact { background:var(--bg-alt); }

.contact-grid {
  display:grid; grid-template-columns:1fr 1.6fr;
  gap:60px; align-items:start;
}

.contact-info { display:flex; flex-direction:column; gap:30px; }

.ci-item { display:flex; align-items:flex-start; gap:16px; }
.ci-icon {
  width:46px; height:46px; min-width:46px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(14,165,233,.1); border:1px solid rgba(14,165,233,.2);
  border-radius:12px;
}
.ci-icon i { font-size:1.05rem; color:var(--cyan); }
.ci-item h4 {
  font-size:.8rem; font-weight:600; text-transform:uppercase;
  letter-spacing:1.2px; color:var(--muted); margin-bottom:4px;
}
.ci-item p { font-size:.92rem; }

.ci-socials { display:flex; gap:10px; margin-top:8px; }
.social-btn {
  width:42px; height:42px;
  display:flex; align-items:center; justify-content:center;
  background:var(--bg-glass); border:var(--border);
  border-radius:10px; color:var(--muted);
  font-size:1rem; backdrop-filter:blur(10px);
  transition:all .28s var(--ease);
}
.social-btn:hover {
  color:var(--white);
  border-color:rgba(14,165,233,.45);
  background:rgba(14,165,233,.1);
  transform:translateY(-2px);
}

/* Form */
.contact-form {
  background:var(--bg-glass); border:var(--border);
  border-radius:var(--radius); padding:44px 38px;
  backdrop-filter:blur(22px);
  display:flex; flex-direction:column; gap:22px;
}
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:18px; }

.form-group { display:flex; flex-direction:column; gap:7px; }
.form-group label {
  font-size:.78rem; font-weight:600; text-transform:uppercase;
  letter-spacing:1.1px; color:var(--muted);
}
.form-group input,
.form-group textarea {
  background:rgba(6,12,36,.6);
  border:1px solid rgba(14,165,233,.15);
  border-radius:var(--radius-sm);
  padding:13px 15px;
  color:var(--white); font-family:var(--f-body); font-size:.93rem;
  transition:all .28s var(--ease); resize:none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color:rgba(148,163,184,.4); }
.form-group input:focus,
.form-group textarea:focus {
  outline:none;
  border-color:var(--blue);
  background:rgba(14,165,233,.05);
  box-shadow:0 0 0 3px rgba(14,165,233,.12);
}

/* ─────────────────────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────────────────────── */
.footer {
  background:#030811;
  border-top:1px solid rgba(14,165,233,.1);
  padding-top:64px;
}

.footer-grid {
  display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:44px; padding-bottom:52px;
}

.footer-logo     { height:46px; width:auto; margin-bottom:14px; }
.footer-logo-text {
  font-family:var(--f-head); font-size:1.2rem; font-weight:700;
  margin-bottom:14px;
}
.footer-brand p { font-size:.88rem; color:var(--muted); line-height:1.72; max-width:220px; }

.footer-socials { display:flex; gap:9px; margin-top:20px; }
.footer-socials a {
  width:34px; height:34px;
  display:flex; align-items:center; justify-content:center;
  background:var(--bg-glass); border:var(--border);
  border-radius:8px; color:var(--muted); font-size:.88rem;
  transition:all .25s var(--ease);
}
.footer-socials a:hover {
  color:var(--white);
  border-color:rgba(14,165,233,.38);
  background:rgba(14,165,233,.1);
}

.footer-col h4 {
  font-size:.78rem; font-weight:700; letter-spacing:2px;
  text-transform:uppercase; color:var(--white); margin-bottom:18px;
}
.footer-col ul { display:flex; flex-direction:column; gap:9px; }
.footer-col li a {
  font-size:.88rem; color:var(--muted); transition:color .22s;
}
.footer-col li a:hover { color:var(--cyan); }

.footer-col p {
  font-size:.86rem; color:var(--muted); margin-bottom:7px;
  display:flex; align-items:center; gap:8px;
}
.footer-col p i { color:var(--cyan); width:14px; }

.footer-bottom {
  border-top:1px solid rgba(14,165,233,.08);
  padding:22px 0; text-align:center;
}
.footer-bottom p { font-size:.82rem; color:rgba(148,163,184,.45); }

/* ─────────────────────────────────────────────────────────────
   KEYFRAMES
───────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(22px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes bounce {
  0%,100% { transform:translateX(-50%) translateY(0); }
  50%      { transform:translateX(-50%) translateY(-9px); }
}
@keyframes scrollPulse {
  0%   { opacity:1; transform:translateX(-50%) translateY(0); }
  100% { opacity:0; transform:translateX(-50%) translateY(14px); }
}

/* ─────────────────────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────────────────────── */

/* Tablet */
@media (max-width:1024px) {
  .services-grid { grid-template-columns:repeat(2,1fr); }
  .why-grid      { grid-template-columns:repeat(3,1fr); }
  .footer-grid   { grid-template-columns:1fr 1fr; gap:32px; }
  .about-grid    { gap:48px; }
}

/* Mobile */
@media (max-width:768px) {
  /* nav */
  .nav-links {
    display:none;
    position:fixed; top:var(--nav-h); left:0; right:0;
    background:rgba(5,9,26,.97); backdrop-filter:blur(22px);
    flex-direction:column; padding:20px 24px 28px; gap:2px;
    border-bottom:1px solid rgba(14,165,233,.1);
  }
  .nav-links.open  { display:flex; }
  .nav-links a     { font-size:.98rem; padding:12px 14px; }
  .hamburger       { display:flex; }

  /* layout */
  .about-grid    { grid-template-columns:1fr; }
  .about-chips   { grid-template-columns:1fr; }
  .services-grid { grid-template-columns:1fr; }
  .why-grid      { grid-template-columns:1fr 1fr; }
  .contact-grid  { grid-template-columns:1fr; }
  .footer-grid   { grid-template-columns:1fr; gap:36px; }
  .form-row      { grid-template-columns:1fr; }

  /* timeline */
  .tl-line { left:22px; }
  .tl-dot  { width:46px; height:46px; min-width:46px; }
  .tl-body { padding:20px 22px; }

  /* hero */
  .hero-stats  { gap:16px; flex-wrap:wrap; }
  .stat        { padding:0 18px; }

  /* contact form */
  .contact-form { padding:30px 22px; }

  .section { padding:80px 0; }
}

@media (max-width:480px) {
  .why-grid   { grid-template-columns:1fr; }
  .hero-btns  { flex-direction:column; align-items:center; }
  .hero-stats { flex-direction:column; }
  .stat-divider { width:40px; height:1px; }
  .about-cards  { grid-template-columns:1fr; }
  .section { padding:64px 0; }
  .services-grid { gap:16px; }
}